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Finding the Fourth Proportional to 560,253.76, 838,641.04 and 303,448.50

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Solution

The fourth proportional to 560,253.76, 838,641.04 and 303,448.50 is: 454,230.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,253.76 : 838,641.04 = 303,448.50 : x
  2. Step 2: Convert to fraction form
    560,253.76/838,641.04 = 303,448.50/x
  3. Step 3: Cross multiply
    560,253.76x = 838,641.04 × 303,448.50
  4. Step 4: Simplify right side
    560,253.76x = 254,484,365,626.44
  5. Step 5: Solve for x
    x = 254,484,365,626.44/560,253.76
  6. Step 6: Final answer
    x = 454,230.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.